Limsamphan, P. (1984). The letters used in Buddha's teaching in the Northeastern part of Thailand. Sillapakorn University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLimsamphan, Peupak. The Letters Used in Buddha's Teaching in the Northeastern Part of Thailand. Nakhorn-pathom: Sillapakorn University, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLimsamphan, Peupak. The Letters Used in Buddha's Teaching in the Northeastern Part of Thailand. Sillapakorn University, 1984.
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